Mr. Nasser al Jassai is the audit engagement partner of AP&G Partners, an audit firm based in Muscat This year firm got a new client ATG SAOC from Salalah. Mr.Ahamed al Jassai is the elder son of the audit engagement partner, has shares in ATG SAOC. You are required to identify, which one of the following threats to fundamental principle is matching with the above situation. O a. Intimidation threat b. Self review threat O c. Advocacy threat d. Self-interest threat